Lockup

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Inside Riverbend

Go behind the walls of Riverbend Maximum Security Prison, home to Tennessee's most violent offenders.

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Return to Valley State

Valley State Women's Prison in California struggles to reform.

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Return to Rikers Island

See how the once-infamous Rikers Island jail has reinvented itself.

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Inside Utah State Prison

A "jail within a prison" protects some inmates from others.

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Inside North Carolina Women's Prison

Hard time - and sometimes love - for women behinds bars.

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Inside Kentucky State Penitentiary

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Inside Anamosa

Maintaining control through "zero tolerance" in Iowa.

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Return to Pelican Bay

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Return to Corcoran

The Corcoran State Prison, located in an isolated valley, is one of California's largest maximum-security institutions.

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Inside Wabash

Violent offenders and mentally ill inmates in Indiana.

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Inside Miami-Dade Corrections

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Inside the Penitentiary of New Mexico

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Inside Elayn Hunt Prison

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The Inmate Diaries

Oklahoma inmates tell their own remarkable stories.

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Inside Stateville

Inside the prison housing some of Illinois' most violent criminals.

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Inside L.A. County Jail

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Inside Folsom Prison

Inside the maximum security prison inmates call "the end of the world."

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Inside San Quentin

San Quentin State Prison in California: one of the most famous, most notorious penitentiaries in the world.